Suppose two sections of the same class take the same exam and produce the results shown in the following histograms. Which section had a higher standard deviation on the exam and why? Distribution of Section Scores Relative Frequency 0.3 0.25 0.2 0.15 0.1 0.05

Q: 54 22

A: Given figure,

Q: 18 43

A: Given,

Q: 5.78+9.1

A: We have given that,  5.78+9.1 We will find the addition of the given values?

Q: 1.147

A: Since you have asked multiple questions in a single request so we will be answering only first…

Q: 1.5 6

A: We will write x as a linear combination of a and b as follows :

Q: 6.1 10

A:

Q: 6. 5

A:

Q: 1805

A:

Q: 74.1 6.

A:

Q: 2. 7. 58

A:

Q: 707 55. 12

A: Consider the given expression as 70712

Q: 60.91-2.856

A: We want to find the value  60.91-2.856=?

Q: 1 19. 2

A:

Q: Diagonalize the following matrix.

A:

Q: 5.1 16

A:

Q: 100 50 YX

A: From the given figure , we have to find angle x° and y°